public virtual void NotifySelectedCompressionMethod(CompressionMethod selectedCompressionMethod)
 {
     this.selectedCompressionMethod = selectedCompressionMethod;
 }
 private static bool ArrayContains(CompressionMethod[] a, CompressionMethod n)
 {
     for (int i = 0; i < a.Length; ++i)
     {
         if (a[i] == n)
             return true;
     }
     return false;
 }